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  • Subjects
  • Maths CBSE Live product
  • Class 9 (2026-27)
  • Predicting What Comes Next: Exploring Sequences and Progressions

Sum of AP

Theory

1. Sum of first 'n' natural numbers
2. Cheatsheet

Practice Questions

1. Sum of first n natural numbers

Difficulty: easy

2
2. TBQ - Sum of objects in rows

Difficulty: easy

2
3. Sum of consecutive integers

Difficulty: medium

2
4. Assertion and Reasoning

Difficulty: medium

1
5. Number of terms

Difficulty: medium

3
6. Sum of consecutive numbers

Difficulty: medium

3
7. TBQ - Sum of positive integers

Difficulty: hard

4
8. TBQ - Finding the Minimum Number of Terms for a Required Sum

Difficulty: hard

5
9. CBQ - Finding the Total Number of Parcels Delivered

Difficulty: hard

4

Teacher manual

1. Methodical recommendation
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